APA (7th ed.) Citation

Goldberg, A. V., & Kennedy, R. (1993). An efficient cost scaling algorithm for the assignment problem.

Chicago Style (17th ed.) Citation

Goldberg, Andrew V., and Robert Kennedy. An Efficient Cost Scaling Algorithm for the Assignment Problem. Stanford, Calif, 1993.

MLA (9th ed.) Citation

Goldberg, Andrew V., and Robert Kennedy. An Efficient Cost Scaling Algorithm for the Assignment Problem. 1993.